jQuery UI confirm dialog for link, reflects target="_blank"

gistfile1.js

  
THIRD_PARTY_LINK_TITLE = 'Dialog title';
THIRD_PARTY_LINK_TEXT = 'Dialog text ...';
  
// JS 3rd party link confirm dialog
$('.3rd-party-link').on('click', function() {
    var anchor = this;

    $('<div></div>')
        .appendTo('body')
        .html('<div>'+ THIRD_PARTY_LINK_TEXT +'</div>')
        .dialog({
            modal: true,
            title: THIRD_PARTY_LINK_TITLE,
            zIndex: 10000,
            autoOpen: true,
            width: '500px',
            resizable: false,
            buttons: {
                "Cancel": function() {
                    $( this ).dialog( "close" );
                },
                "OK": function() {
                    $( this ).dialog( "close" );

                    if ($(anchor).attr('target') === 'undefined' ||  ($(anchor).attr('target') !== 'undefined' && $(anchor).attr('target') !== '_blank')) {
                        window.location.href = $(anchor).attr('href');
                    }
                    else {
                        window.open($(anchor).attr('href'), '');
                    }
                }
            },
            close: function (event, ui) {
                $(this).remove();
            }
        }
    );

    return false;
});